diff --git a/code/unix/Makefile b/code/unix/Makefile
index 4c4a42d0..59506397 100644
--- a/code/unix/Makefile
+++ b/code/unix/Makefile
@@ -1669,12 +1669,10 @@ installer: build_release
 D_FILES=$(shell find . -name '*.d')
 
 $(B)/baseq3/vm/vm.d: $(Q3GOBJ) $(Q3CGOBJ) $(Q3UIOBJ)
-	-rm -f $@
-	find $(B)/baseq3 -iname '*.d' | xargs sed -e 's/\.o/\.asm/g' > $@
+	cat $(^:%.o=%.d) | sed -e 's/\.o/\.asm/g' > $@
 
 $(B)/missionpack/vm/vm.d: $(MPGOBJ) $(MPCGOBJ) $(MPUIOBJ)
-	-rm -f $@
-	find $(B)/missionpack -iname '*.d' | xargs sed -e 's/\.o/\.asm/g' > $@
+	cat $(^:%.o=%.d) | sed -e 's/\.o/\.asm/g' > $@
 
 qvmdeps: $(B)/baseq3/vm/vm.d $(B)/missionpack/vm/vm.d